{"schema":"threatline.record/2","record":{"id":"CVE-2018-0171","aliases":[],"summary":"Cisco IOS and IOS XE Software Smart Install Remote Code Execution Vulnerability","details":"Cisco IOS and IOS XE Software improperly validates packet data, allowing an unauthenticated, remote attacker to trigger a reload of an affected device, cause a denial-of-service (DoS) condition, or perform code execution on the affected device.","categories":["Operating systems"],"product":"IOS and IOS XE","vendor":"Cisco","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2018-0171","source_modified_at":"2026-01-12T21:34:43.255Z","fetched_at":"2026-10-23T18:42:43.628194Z","product":"Cisco IOS and IOS XE","vendor":"n/a","versions":[{"status":"affected","version":"Cisco IOS and IOS XE"}],"defaultStatus":null}],"fixed_versions":[],"cvss":7.5,"severity":"High","kev":{"listed":true,"date_added":"2021-11-03","due_date":"2022-05-03","required_action":"Apply updates per vendor instructions.","ransomware_campaign_use":"Unknown"},"epss":{"probability":0.99479,"percentile":0.99945,"score_date":"2026-10-23"},"published_at":"2018-03-28T22:00:00.000Z","modified_at":"2026-01-12T21:34:43.255Z","provenance":[{"source":"CISA KEV","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23T17:00:09.9001Z"},{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2018-0171","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-01-12T21:34:43.255Z"},{"source":"Exploit-DB","url":"https://www.exploit-db.com/exploits/44451","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2018-03-29"},{"source":"Nuclei","url":"https://github.com/projectdiscovery/nuclei-templates/blob/main/javascript/cves/2018/CVE-2018-0171.yaml","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":null},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2018-0171","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CISA KEV","CVE List","Exploit-DB","Nuclei","EPSS"],"references":[{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-0171","source":"CISA KEV"},{"source":"CVE List","url":"https://ics-cert.us-cert.gov/advisories/ICSA-18-107-04","tags":["x_refsource_MISC","x_transferred"]},{"source":"CVE List","url":"https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180328-smi2","tags":["x_refsource_CONFIRM","x_transferred"]},{"source":"CVE List","url":"https://www.darkreading.com/perimeter/attackers-exploit-cisco-switch-issue-as-vendor-warns-of-yet-another-critical-flaw/d/d-id/1331490","tags":["x_refsource_MISC","x_transferred"]},{"source":"CVE List","url":"https://ics-cert.us-cert.gov/advisories/ICSA-18-107-05","tags":["x_refsource_MISC","x_transferred"]},{"source":"CVE List","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-0171","tags":["government-resource"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CISA ADP","ssvc":{"exploitation":"active","automatable":"yes","technical_impact":"total","assessed_at":"2024-11-08T16:04:53.348841Z"},"exploits":[{"source":"Exploit-DB","kind":"Dos exploit","name":"Cisco Smart Install - Crash (PoC)","url":"https://www.exploit-db.com/exploits/44451","date":"2018-03-29","added":"2018-04-13","verified":false},{"source":"Nuclei","kind":"Scanner template","name":"Cisco Smart Install - Configuration Download","url":"https://github.com/projectdiscovery/nuclei-templates/blob/main/javascript/cves/2018/CVE-2018-0171.yaml"}],"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":"product","confidence":"heuristic","reviewed":false},"change_timestamp":"2026-01-12T21:34:43.255Z","content_hash":"a83dc086121f10b61919a918997db84d7353c1d8092bc9e1b5892aa76ab6dc90"}}